.pref {
	color: rgb(102, 102, 102);
	font-weight: bold;
	font-size: 30px;
}
.m-text{
font-family: 宋体;
color: #666666;
font-size: 25px;
}
.blue{
	color:#0000ff;
}
.black{
	color:#000000;
}
.green{
	color:#008000;
}
.txt-code{
	background-color: #f5f5f5;
    font-family: Courier New!important;
    font-size: 12px!important;
    border: 1px solid #ccc;
    padding: 5px;
    overflow: auto;
    margin: 5px 0;
    color: #000;
    line-height: 2 !important;
}




h4{
font-family: Arial;
color: #666666;
font-weight: bold;
font-size:12pt;
}